package com.java8.base64;

import java.io.UnsupportedEncodingException;
import java.util.Base64;
import java.util.UUID;

public class Main {
	public static void main(String args[]){
	      try {
	         // 使用基本编码
	         String base64encodedString = Base64.getEncoder().encodeToString("runoob?java8".getBytes("utf-8"));
	         System.out.println("Base64 编码字符串 (基本) :" + base64encodedString);
	        
	         // 解码
	         byte[] base64decodedBytes = Base64.getDecoder().decode(base64encodedString);
	        
	         System.out.println("原始字符串: " + new String(base64decodedBytes, "utf-8"));
	         base64encodedString = Base64.getUrlEncoder().encodeToString("TutorialsPoint?java8".getBytes("utf-8"));
	         System.out.println("Base64 编码字符串 (URL) :" + base64encodedString);
	        
	         StringBuilder stringBuilder = new StringBuilder();
	        
	         for (int i = 0; i < 10; ++i) {
	            stringBuilder.append(UUID.randomUUID().toString());
	         }
	        
	         byte[] mimeBytes = stringBuilder.toString().getBytes("utf-8");
	         String mimeEncodedString = Base64.getMimeEncoder().encodeToString(mimeBytes);
	         System.out.println("Base64 编码字符串 (MIME) :" + mimeEncodedString);
	         
	      }catch(UnsupportedEncodingException e){
	         System.out.println("Error :" + e.getMessage());
	      }
	   }
}
